Toggle CSS Class

Select the div with id="themeBox" and toggle the CSS class "dark" on it.

Platform-Provided HTML (READ-ONLY):
<div id="container">
  <div id="themeBox" class="light">Theme Box</div>
</div>

Steps:
1. Use document.getElementById() to select the div
2. Use classList.toggle() to add or remove the "dark" class
3. Note: toggle() adds the class if it doesn't exist, removes it if it does

Expected Output:

<div id="container">
  <div id="themeBox" class="light dark">Theme Box</div>
</div>

Topics:

HTML DOM

Code Editor

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Your Output

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Test Cases

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